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Finding the Fourth Proportional to 162,074.95, 223,395.73 and 108,340.36

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Solution

The fourth proportional to 162,074.95, 223,395.73 and 108,340.36 is: 149,330.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,074.95 : 223,395.73 = 108,340.36 : x
  2. Step 2: Convert to fraction form
    162,074.95/223,395.73 = 108,340.36/x
  3. Step 3: Cross multiply
    162,074.95x = 223,395.73 × 108,340.36
  4. Step 4: Simplify right side
    162,074.95x = 24,202,772,981.32
  5. Step 5: Solve for x
    x = 24,202,772,981.32/162,074.95
  6. Step 6: Final answer
    x = 149,330.75

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.